package com.dounine.clouddisk360.util;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class MD5Util {

	public final static String MD5(String s) {
		byte[] btInput=null;
		try {
			btInput = s.getBytes("utf-8");
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		}
		return MD5(btInput);
	}

	public final static String MD5(byte[] data) {
		MessageDigest messageDigest = null;  
        try {  
            messageDigest = MessageDigest.getInstance("MD5");  
            messageDigest.reset();  
            messageDigest.update(data);  
        } catch (NoSuchAlgorithmException e) {  
            e.printStackTrace();
        }  
        byte[] byteArray = messageDigest.digest();  
        StringBuffer md5StrBuff = new StringBuffer();  
        for (int i = 0; i < byteArray.length; i++) {  
            if (Integer.toHexString(0xFF & byteArray[i]).length() == 1)  
                md5StrBuff.append("0").append(Integer.toHexString(0xFF & byteArray[i]));  
            else  
                md5StrBuff.append(Integer.toHexString(0xFF & byteArray[i]));  
        }  
        return md5StrBuff.toString();  
	}
}
